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US4035409A
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Hydrocarbyl amine substituted propionic ester
Assignee: Texaco Inc
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Filing: 1975-06-09
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Granted: 1977-07-12
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Expires: 1995-06-09
Abstract
Abstract Hydrocarbylamine substituted propionic esters represented by the formula:
Inventors
- 👤 William M. Cummings
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 14:24
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/22; C10L1/222; C10L1/2222
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
45 words
A hydrocarbylamine substituted propionic ester represented by the formula: RR'NCH.sub.2 CH.sub.2 COOR" in which R is an aliphatic hydrocarbon radical having from 16 to 18 carbon atoms, R' is hydrogen and R" is an alkyl substituted phenyl radical having from 14 to 20 carbon atoms.
Claim 2
Dependent Claim
45 words
A hydrocarbylamine substituted propionic ester represented by the formula: RR'NCH.sub.2 CH.sub.2 COOR" in which R is an aliphatic hydrocarbon radical having from 16 to 18 carbon atoms, R' is hydrogen and R" is an alkyl substituted phenyl radical having from 14 to 20 carbon atoms.
Claim 3
Dependent Claim
6 words
The compound 2--(tallowamino) dodecyl phenyl propionate.
Claim 4
Dependent Claim
6 words
The compound 2--(tallowamino) dodecyl phenyl propionate.
Claim 5
Dependent Claim
11 words
The compound 2(C 15-20 sec. alkyl amino) C 20-22 n-alkyl propionate.
Claim 6
Dependent Claim
11 words
The compound 2(C 15-20 sec. alkyl amino) C 20-22 n-alkyl propionate.
Claim 7
Dependent Claim
8 words
The compound 2(C 15-20 secondary alkylamino) isodecyl propionate.
Claim 8
Dependent Claim
8 words
The compound 2(C 15-20 secondary alkylamino) isodecyl propionate.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1980-07-11 | 1981-01-10 | 1981-07-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1984-07-11 | 1985-01-10 | 1985-07-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1988-07-11 | 1989-01-10 | 1989-07-12 | $7700.00 | Window Closed / Lapsed |